Need some indicators? We are big fans of these diffused red LEDs, in fact we use them exclusively in our kits. They are fairly bright so they can be seen in daytime, and from any angle. They go easily into a breadboard and will add that extra zing to your project.

  • Pack of 25 diffused red LEDs
  • 5mm diameter
  • 660 nm wavelength
  • 1.85-2.5V Forward Voltage, at 20mA current
  • 250 mcd typical brightness
  • Datasheet

If you need some help using LEDs, please read our "Introduction to using LEDs" tutorial for any electronics project.

Learn Arduino, Lesson 4. Eight LEDs and a Shift Register
Learn Arduino, Lesson 2. LEDs
Learn Arduino, Lesson 5. The Serial Monitor
Learn Arduino, Lesson 6. Digital Inputs
Learn Arduino, Lesson 8. Analog Inputs
Learn Arduino, Lesson 9. Sensing Light
A detailed introduction on how to use LEDs
Explore altered states of consciousness
Scary Pumpkin!
Intro to electronics for cosplayers, no prior experience required
Program the 'Hello World' of hardware with MicroPython.


SKU AF-299
Brand Adafruit

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